more test

small bug fix in ConfigToml

src/main/kotlin/ley/anvil/modpacktools/util/config/ConfigToml.kt

@@ -32,7 +32,7 @@ class ConfigToml : Toml() {
     @Suppress("UNCHECKED_CAST")
     fun <T> getPath(vararg path: String): T? {
         var toml: Toml = this
-        path.slice(0..path.size - 2).forEach {toml = toml.getTable(it)}
+        path.slice(0..path.size - 2).forEach {toml = toml.getTable(it) ?: return null}
         return toml.get(path[path.size - 1]) as? T
     }
 

src/test/kotlin/ley/anvil/modpacktools/util/UtilTest.kt

@@ -2,6 +2,7 @@ package ley.anvil.modpacktools.util
 
 import org.junit.Assert.assertEquals
 import org.junit.Test
+import org.junit.rules.TemporaryFolder
 import java.io.File
 import java.net.URL
 
@@ -11,4 +12,18 @@ class UtilTest {
 
     @Test
     fun testMergeTo() = assertEquals(File("testing/dir"), File("testing") mergeTo File("dir"))
+
+    @Test
+    fun testReadAsJson() {
+        val tmpDir = TemporaryFolder().apply {create()}
+        val testFile = tmpDir.newFile()
+
+        testFile.writeText("""
+            {
+                "someKey": "someValue"
+            }
+        """.trimIndent())
+
+        assertEquals("someValue", testFile.readAsJson()["someKey"].asString)
+    }
 }

src/test/kotlin/ley/anvil/modpacktools/util/config/ConfigTomlTest.kt

@@ -0,0 +1,41 @@
+package ley.anvil.modpacktools.util.config
+
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertNull
+import org.junit.Test
+
+class ConfigTomlTest {
+    val toml = ConfigToml().read("""
+            [SomeCategory]
+                someValue = 123
+        """.trimIndent()) as ConfigToml
+
+    @Test
+    fun testGetPath() {
+        //String getPath
+        assertEquals(
+            123L,
+            toml.getPath("SomeCategory/someValue")!!
+        )
+
+        //should be null if invalid category
+        assertNull(toml.getPath("NonExistentCategory/val"))
+
+        //should be null if invalid value
+        assertNull(toml.getPath("SomeCategory/val"))
+    }
+
+    //should throw exception
+    @Test(expected = MissingConfigValueException::class)
+    fun testPathOrExceptionMissing() {
+        toml.pathOrException<Long>("Asd/asd")
+    }
+
+    @Test
+    fun testPathOrException() {
+        assertEquals(
+            123L,
+            toml.pathOrException("SomeCategory/someValue")
+        )
+    }
+}